According to news from the financial industry on October 17, 2024, information from the State Intellectual Property Office shows that Gu Lei (Shanghai) Engineering Technology Co., Ltd. has obtained a patent called \”Bear-bearing Invisible Door Structure\”. Authorization announcement number CN 221838170 U, application date is February 2024.
The patent summary shows that this application involves a load-bearing invisible door structure. The load-bearing invisible door structure is connected to the structural wall or a new rigid foundation, and includes an outer frame and an inner frame; the outer frame and the inner frame can Rotation connection, the outer frame and the inner frame have a preset rotatable angle, the outer frame is connected to the inner frame through a hinged structure; the upper part of the inner frame is equipped with a telescopic positioner and an auxiliary support rod, telescopic The material of the locator is a flexible material. The telescopic locator and the hinged structure are arranged oppositely on both sides of the outer frame. The telescopic locator and the hinged structure are arranged oppositely on both sides of the inner frame; the end of the telescopic locator is connected to the telescopic locator of the outer frame. The other end of the auxiliary support rod is connected to the inner frame through an auxiliary support rod; one end of the auxiliary support rod is fixedly arranged on the upper part of the inner frame, and the other end of the auxiliary support rod is linearly and slidingly connected to the telescopic positioner.
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